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the other hand, while expending the present store of power, re-acts favorably on the vital forces. Intense pleasure at its consummation trembles on the verge of pain, and intense pain, when not utterly exhaustive, passes back at its expiration into intense pleasure, occasioned partly by contrast, and partly by the flowing in again of vital power to its normal channels.

Spencer's assertion that "Every pleasure increases vitality, and every pain decreases vitality" * is also too sweeping. Both pains and pleasures may tax vitality; both may be remedial; and both, may be unfortunate. This relation to vitality does not explain the peculiar character either of pains or pleasures, nor exhaust their intellectual offices.

Lesson 70 - 3. Special sensations - p.315

3. The second source of distinct physical feelings are the special senses, the organs of sensation. The chief of these, at once recognizable, are touch, taste and smell. Sensations and perceptions should be distinguished, and these classed with cognitions, and those with feelings. Perceptions have with some clearness a bi-partite character; the object and the action directed towards it at once appear. The seeing, and the object seen, are necessary complements to each other; whereas by taste and smell we only indirectly and inferentially reach the source, given under another sense, that of sight. Evidently in sensation, we are engaged with the feeling; in perception, with the source of the impression. Perceptions also differ from sensations in having so little of a declared local character, that, though physical in their sources, they no more reveal their physical connections than does pure thought. Sensations, on the contrary, disclose themselves as a certain peculiar state of a given organ, and are therefore to be ranked as feelings. Of all the senses, touch occupies the most intermediate ground; while its phenomena ordinarily present the phases of feeling,

* Data of Ethics, p. 87.